Primary aortoduodenal fistula and chronic Q fever infection Cuong Nghi Do, http://orcid.org/0000-0003-4088-3795Ethan Oskar Mar, Beatrice Sim and David Looke Department of Infectious Diseases, Princess Alexandra Hospital, Brisbane, Queensland, Australia Correspondence to Dr Ethan Oskar Mar; ethanmar06{at}gmail.com Abstract We report a case of chronic Q fever presenting with catastrophic bleeding from an infected abdominal aortic aneurysm causing a primary aortoduodenal fistula in an...